CN202372479U - Water coupling ultrasonic automatic flaw detection device for thick-wall composite material housing - Google Patents
Water coupling ultrasonic automatic flaw detection device for thick-wall composite material housing Download PDFInfo
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- CN202372479U CN202372479U CN2011202535582U CN201120253558U CN202372479U CN 202372479 U CN202372479 U CN 202372479U CN 2011202535582 U CN2011202535582 U CN 2011202535582U CN 201120253558 U CN201120253558 U CN 201120253558U CN 202372479 U CN202372479 U CN 202372479U
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Abstract
The utility model discloses a water coupling ultrasonic automatic flaw detection device for a thick-wall composite material housing, which comprises a mechanical scanning system and an automatic control system, wherein the mechanical scanning system comprises two headstocks, a cross beam, internal and external probe groups, a platform, a housing supporting wheel, a linear guideway, a limiting retaining wheel and a rotating mechanism, and the automatic control system comprises an industrial control computer serving as a main control computer, a flaw detection instrument system, a water controlling and processing unit, a numerical control system, a non numerical control electric driving unit and the like. The water coupling ultrasonic automatic flaw detection device for the thick-wall composite material housing is capable of achieving full-automatic nondestructive inspection and applicable to thick-wall cylinders (with or without an end socket) of various composite materials. The water coupling ultrasonic automatic flaw detection device for the thick-wall composite material housing has the advantages of being high in automaticity, convenient to operate, and time and labor saving.
Description
Technical field
The utility model relates to a kind of defect-detecting equipment, specifically a kind of defect-detecting equipment that is used for the heavy wall composite material casing.
Background technology
The large-scale composite material housing is usually used in fields such as Aero-Space.For the large-scale composite material housing of thin-walled and simple shape; Can use and do the solution of coupled double probe method; As; Patent ZL201020019660.1 and ZL201020115590.X, and for heavy wall (more than the 50mm) band end socket, baroque composite material casing, its flaw detection is a great difficult problem always.
The method of tradition flaw detection is: use a detector device (being furnished with two probes).During work, hand hold transducer moves at material surface, on the screen of detector device, judges the defective of workpiece through waveform or numeral by human eye, and the flaw detection report is by manual manufacture.So, operator's technical merit to be had relatively high expectations, labour intensity is big, and efficient is low, and is inaccurate to defect location, is easy to generate Lou and visits, and the result of flaw detection usually varies with each individual, and randomness is bigger.
The utility model content
The purpose of the utility model is, overcomes the deficiency of traditional inspection technique, and a kind of full-automatic nondestructiving inspecting equipment that can be suitable for different size heavy wall composite material casing is provided, and it is accurate, easy and simple to handle, quick to detect.
The utility model is achieved in that
This automatic flaw detection apparatus is made up of mechanical scanning system and automatic control system two large divisions.
Said mechanical scanning system comprises two selective headstocks 1, crossbeam 4, inside and outside probe group, platform 8, support wheel 6, line slideway 7, spacing gear wheel 9, rotating mechanism.
1) selective headstock 1: the driving motor of probe and gear train, reductor in the interior dress also are the erection supports of crossbeam 4.In the driving motor and the reducing gear of probe, through 1～2 drive link, the motion of 2～4 coordinates is transferred to probe, each drive link is accomplished the motion of two coordinates---rectilinear motion, one rotatablely move or two rotatablely move.
2) crossbeam 4: by about two half crossbeams form, be installed in separately on the selective headstock 1; About two half crossbeams 4 penetrate from a side ports of housing 3 respectively, dock with the taper tenon fourth of the twelve Earthly Branches back of joining;
There is an elongated slot at the top at crossbeam 4 tops along the axis place; Probe assembly and motion transmission pole are housed in the crossbeam 4; Each half crossbeam is divided into 2～3 sections again, intersegmentally adds screw through the tenon fourth of the twelve Earthly Branches and connects; Each section crossbeam splices each other, forms the notch cuttype structure; Be provided with moving track 15 in the both sides of crossbeam 4;
3) interior probe group; Probe is divided into two groups in total a plurality of, is installed in respectively on two half crossbeams 4; Probe 13 in 11 and two direct tube sections of probe is arranged in every group of probe in the seal head section, pop one's head in the seal head section 11 can along housing 3 axial moving linearlies, along housing radially moving linearly, rotate and itself take in rotatablely moving in the crossbeam chamber along the end socket camber line; Probe 13 is made axial rectilinear motion and itself is taken in rotatablely moving in the crossbeam chamber along housing respectively in the direct tube section.Probe rod in the direct tube section, its length are adjustablely maybe can change.
4) outer probe group: total a plurality of outer probes are installed in respectively and can move axially along housing 3 outside surfaces along on the slide carriage that line slideway moves separately; Outer probe is installed on the outer probe rod; Outer probe has water injector, through the water column and the surface of shell coupling of certain altitude; The outer probe 10 of seal head section vertically rectilinear motion, radially rectilinear motion, rotate along the end socket camber line; Outer probe is in the normal direction of seized housing all the time with interior probe; The outer probe 12 of direct tube section is done rectilinear motion vertically.
Outer probe rod is for screw-type is regulated length rod.
The driving motor and the reducing gear of all outer probes are installed in platform 8 belows.
5) platform 8: the member that is support housing 3; The support wheel 6 that the two coordinates of two rows move is installed on the platform 8; Selective headstock 1, outward the probe and spray module all be installed on the platform 8;
6) support wheel 6: the support wheel of every side is installed on the slide carriage that can move along housing 3 diameters and length direction, and housing 3 one sides are installed driving wheel, and opposite side is installed engaged wheel, but driving wheel rotates by the instruction drive housing 3 of digital control system;
7) line slideway 7: be made up of guide rail 4.6 and slide block 4.7;
8) spacing gear wheel 9: be used to limit the spacing gear wheel 9 of housing axial motion, be installed on the wheel carrier that can move along two coordinates;
9) driving wheel, engaged wheel rotating mechanism: be installed in the rotating mechanism on the platform, by servomotor, speed reduction unit and above-mentioned 6) are formed;
10) probe holder and probe: popped one's head in by direct tube section---comprise inside and outside probe of direct tube section and seal head section probe---comprise that the inside and outside probe of seal head section forms.
This machinery scanning system, its all probes and mounting rod thereof can draw in so that pass in and out the end socket aperture automatically, launch so that detect a flaw automatically.Interior probe is immersed in the water, and all outer probes are the automatic water jetting probe.This device, through the motion of three coordinates, outer probe is in seized position normal direction with interior probe all the time, to obtain testing result accurately.
The support wheel 6 and the spacing gear wheel 9 of this machinery scanning system, the main body of wheel is a steel, outside surface covers flexible material.
Said automatic control system comprises following several sections:
1) main control system 7.6, and it is an industrial computer;
2) detector device system, it comprises detector device and data processing plate 7.3, interior probe 9 and pops one's head in 11 outward;
3) digital control system comprises numerical control main frame 7.15, driver 7.13 and motor 7.14;
4) water management and unit for treating water 7.8 comprise the regulating device of outer probe water spray pressure and the quantitative water-filling in the housing 3, water cycle, pressurization and filtration unit;
5) non-numerical control electric driver element 7.9, the switching value except that the numerical control system and the control of analog quantity all are included in wherein;
6) plate 7.7 is read in the position, is a multichannel tally.
This automatic control system, numerical control main frame are selected three cover Siemens 802D SL, and every cover is with the driving of six coordinates, and three covers can drive the motion of 18 coordinates (axle) simultaneously; The digital control system of control system is used 34 on motor, 18 of drivers, and 18 drivers drive 34 motor at times.
The beneficial effect of the utility model is:
1, is applicable to the full-automatic nondestructive examination of various thick cyclinder classes (band end socket or not with end socket) compound substance.
2, automaticity is high, and is easy to operate, time saving and energy saving; Except that the housing lifting, other actions are accomplished by Automatic Program.
3, digital control system adopts many cover composite design, and maintainability is fabulous.
4, detector device adopts general industrial computer+standard ultrasound flaw detection signal-processing board, compact conformation, and reliability is high, and maintainability is good.
5, mechanical drive system adopts digital control system open loop or closed-loop control, and position and velocity control accuracy are high.
Below in conjunction with accompanying drawing and embodiment the utility model is further specified:
Description of drawings
Fig. 1 is the one-piece construction block scheme of present embodiment failure detector
Fig. 2 is the structural representation of present embodiment machinery scanning system
Fig. 3-the 1st, the front view of present embodiment selective headstock structure,
Fig. 3-the 2nd, the side view figure of present embodiment selective headstock structure
Fig. 4 is a present embodiment direct tube section probe holder assembly assumption diagram
Fig. 5 is a present embodiment seal head section probe holder assembly assumption diagram
Fig. 6 is the structure of Fig. 2 middle cross beam 4
Fig. 7 is the structured flowchart of control system
Among the figure, the 1st, selective headstock, the 2nd, probe holder in the seal head section, the 3rd, heavy wall composite material casing to be detected; The 4th, crossbeam, the 5th, probe holder in the direct tube section, the 6th, support wheel, the 7th, line slideway; The 8th, platform, the 9th, spacing gear wheel, the 10th, seal head section is popped one's head in outward, and the 11st, probe in the seal head section; The 12nd, direct tube section is popped one's head in outward, and the 13rd, probe in the direct tube section, the 14th, water, the 15th, moving track;
3.1 be the selective headstock line slideway, the 3.2nd, selective headstock slide block, the 3.3rd, beams fixture, several drive motors of 3.4 representatives and speed reduction unit, the 3.5th, selective headstock elevating mechanism;
4.1 be moving guide rail, the 4.2nd, roller, the 4.3rd, probe holder control lever, the 4.4th, interior length adjustment bar, the 4.5th, length adjustment bar, the 4.6th, guide rail, the 4.7th, the slide block on the line slideway;
5.1 be gear, 5.2 moving tracks, 5.3 probe control levers, the 5.4th, gear case, the 5.5th, tooth bar, 5.6 inner-supports, braces in 5.7, the 5.8th, outer brace, the 5.9th, can be around outer fulcrum, 5.10 outer straight-bars, 5.11 slide blocks slidably, 5.12 line slideways;
6.1 with 6.2 be respectively the half crossbeam;
7.2, the 7.5,7.10, the 7.11st, computer peripheral equipment, the 7.3rd, detector device and data processing plate, the 7.6th, industrial computer, the 7.7th, plate is read in the position; 7.8 be water management and unit for treating water, the 7.9th, non-numerical control electric driver element, the 7.4th, distribution system; 7.13 be 18 servo-drivers, 7.14 servomotors, the 7.15th, digital control system main frame; 7.16 be protection system, the 7.17th, portable operation box, 7.18 state switch.
Embodiment
Fig. 1 is the one-piece construction block scheme of the failure detector of present embodiment.
This failure detector is made up of mechanical scanning system and automatic control system two large divisions.
Machinery scanning system is the special cover mechanical hook-up that needs design according to the automatic flaw detection of heavy wall composite material casing water coupling ultrasonic ripple, its effect: the one, and support and the housing 3 of being detected a flaw by the instruction rotation of control system; The 2nd, according to the instruction of control system, drive probe and accomplish scanning the surface of need detecting a flaw to fixed shell.
Automatic control system is equivalent to the brain of equipment, and it controls whole device co-ordination, and details are as follows:
In the automatic control system digital control system command mechanical scanning system to drive probe to move i.e. scanning along material surface;
The effect of the detector device system in the automatic control system is emission and accepts ultrasonic signal, and signal digitalized what receive;
Water management in the automatic control system and unit for treating water provide and meet necessarily required couplant, i.e. water;
Also contain a graphics processing unit in the automatic control system, it is to carry out analysis and judgement to the received signal, points out position, size and the proterties of fault in material, the last flaw detection of formation automatically report.
Fig. 2 has shown the structure of mechanical scanning system
This system mainly comprises two selective headstocks 1, interior probe suspension crossbeam (abbreviation crossbeam) 4, inside and outside probe group, platform 8, support wheel 6, line slideway 7, spacing gear wheel 9, rotating mechanism etc.
Probe holder 5 is used to install interior probe and the probe gear train of surveying direct tube section in the direct tube section, and gear train has quadruplet.But each probe independent operating also can be with the seal head section synchronous operation of popping one's head in, and each probe is accomplished the scanning in certain zone, the common whole bus scannings of accomplishing current angles of all probes.Support wheel 6 has six covers, is installed in the both sides of housing 3 respectively, and effect is to support and roll-shell: lean on 3 driving wheels and the friction force of housing 3 in the support wheel 6, drag housing from the outside and rotate.Line slideway 7 has two covers, is installed in the both sides of housing 3 respectively, and effect is to supply that support wheel 6, spacing gear wheel 9, seal head section pop one's head in 10 outward, direct tube section is popped one's head in outward 12 to slide above that, accomplishes task separately.Wherein, 6,9,10 and 12 all have the driver part that oneself independently slides, and everybody is shared line slideway.All parts all are installed on the platform 8.Spacing gear wheel 9 has quadruplets, is installed in four jiaos of housing respectively, and effect is to stop the housing axial motion.The outer probe 10 of seal head section has two covers, effect be with seal head section in probe 11 cooperate, detect at 3 end socket places to housing.The outer probe 12 total quadruplets of direct tube section, effect be with direct tube section in probe 13 cooperate, the housing direct tube section is detected.Water 14 is used as couplant, and probe and housing 3 surface couplings is better in making.Probe holder moved above that in moving track 15 supplied.
Outer probe group: have probe in six, be installed in respectively and can move axially along housing outer surface along on the slide carriage that line slideway moves separately.Outer probe is installed on the outer probe rod.Outer probe rod is a thread forms, and it is Height Adjustable, to satisfy the needs of different-diameter housing.Outer probe has water injector, through the water column and the surface of shell coupling of certain altitude.Water colunm height is higher than the cable-sustainer height of housing outer surface protrusion, in order to avoid flaw detection China and foreign countries probe damage housing.The outer probe of seal head section can be along three coordinate motions; Be respectively rectilinear motion, rectilinear motion radially, rotatablely moving vertically along the end socket camber line; Through the motion of three coordinates, be in the normal direction of seized housing all the time with interior probe, to obtain testing result accurately.The outer probe of direct tube section has only the motion of a coordinate, i.e. vertically rectilinear motion.The driving motor of all outer probes and gear train are installed in the platform below, all do waterproof and dampproof protective treatment.Power and signal cable all adopt water-proof cable, to guarantee system's detecting reliability.All outer probes are the automatic water jetting probe.
Platform 8: be support housing and the main component that all associated mechanisms are installed, form by stainless steel table top and steel member.The support wheel 6 that the two coordinates of two rows move is installed, with support and the rotation of satisfying the different size housing on the platform 8.Selective headstock 1, probe and spray module all are installed on the platform 8 outward, to guarantee and housing 3 surfaces have relatively-stationary position;
Support wheel 6: be used for supporting and visited housing, have 6,3 of every sides.The main body of wheel is a steel, and outside surface covers flexible material, is not damaged when guaranteeing the housing rotation.The support wheel of every side is installed on the slide carriage that can move along diameter of the housing and length direction; One of housing 3 side is installed initiatively (dragging) wheel; Opposite side is installed engaged wheel, but driving wheel rotate by the instruction drive housing of digital control system, rotating speed can step-less adjustment; The position can accurately be controlled, pinpoint requirement when rotating to satisfy housing.
Line slideway 7: being made up of guide rail 4.6 and slide block 4.7, is the moving guide rail of all displacement part of straight line.Be used in many places, every straight line moves the position all has line slideway.
Spacing gear wheel 9: its function is a restriction housing axial motion.The main body of wheel is a steel, and the surface is covered with soft material.Spacing gear wheel is installed on the wheel carrier that can move along two coordinates, locks after adjusting the position, can not jump vertically when guaranteeing housing 3 rotations.
Rotating mechanism: be installed on the platform 8.Driving wheel, engaged wheel by in servomotor, speed reduction unit and above-mentioned (6) are formed.Effect is to rotate by the instruction drive shell of digital control system.
Probe holder and probe: (3) and (4) said probe in the summary of the invention of front, refer to the probe assembly that is installed on the specific separately probe holder (assembly), be not an isolated probe.All probes, no matter be interior probe or outer probe, perhaps direct tube section is popped one's head in or the seal head section probe, probe itself all is the same.Because residing position is different, the function of bearing different and added other annex or be installed in just derive from into interior probe on the different probe holders, probe or direct tube section probe and seal head section are popped one's head in outward.In housing 3 or outside the housing 3, probe is divided into inside and outside probe during by work, places the inside and outside both sides of housing respectively, bear the task that transmits and receives in the through transmission technique flaw detection.In the housing different at different position and different, probe is divided into direct tube section probe and seal head section probe during by work.Direct tube section probe (comprising the inside and outside probe of direct tube section) is responsible for the direct tube section (middle straight cylinder section) of scanning housing.Seal head section probe (comprising the inside and outside probe of seal head section) is responsible for the seal head section (the spherical surface body section at two) of scanning housing.The material of probe holder (assembly) is aluminium alloy or stainless steel.
Fig. 3-1, Fig. 3-2 are respectively the front view and the side-looking structures of selective headstock.
Selective headstock line slideway 3.1 supplies selective headstock 1 to slide above that; Selective headstock 1 is installed on the selective headstock slide block 3.2, and selective headstock slide block 3.2 cooperates with selective headstock line slideway 3.1, realizes the slip of selective headstock; Beams fixture 3.3 is used for installing crossbeam 4; Drive motor and speed reduction unit 3.4 drive selective headstock 1 respectively and move with several groups of interior probes; Selective headstock elevating mechanism 3.5 drives selective headstock by screw mechanism and goes up and down, to satisfy the demand of different size housing flaw detection.
Fig. 4 has shown direct tube section probe holder assembly assumption diagram.Direct tube section probe holder assembly is made up of 9 parts.Wherein outer probe 12 is contained on the outer length adjuster bar 4.5, and outer length adjuster bar 4.5 is contained on the slide block on the line slideway 4.6 4.7; In probe 13 is contained in the direct tube section on the length adjustment bar 4.4,4.4 drive 13 along rolling on the moving guide rail on the crossbeam 4.1 through probe holder control lever 4.3, in realizing probe along housing shaft to move, the roller label is 4.2.
Fig. 5 has shown seal head section probe holder modular construction.Seal head section probe holder assembly is made up of 12 parts.Wherein outer seal head section probe 10 is contained in can be on the outer brace 5.8 that outer fulcrum 5.9 rotates; 5.8 be contained on the outer straight-bar 5.10; 5.10 be contained in slidably on the slide block 5.11, line slideway 5.12 moves and just can drive that probe moves axially at housing outside the seal head section slide block 5.11 in the driving lower edge of motor; Straight-bar 5.10 is hollow, contains rack mechanism, and brace 5.8 rotates around 5.9 outside can under the driving of motor, driving, and realizes outer probe bus mobile along end socket outside.Probe 13 in the seal head section, on the brace 5.7,5.7 can rotate around inner-support 5.6 in being contained in.5.5 be tooth bar moving up and down, the 5.4th, 5.5 and 5.1 gear case is installed.The effect of probe control lever 5.3, crossbeam 4, moving track 5.2 is to make to pop one's head in the seal head section to move axially along housing 3.5.1 be gear, drive tooth bar 5.5 and move up and down.Tooth bar 5.5 is hollow, contains another rack mechanism, and brace 5.7 rotates probe moving along bus in the end socket in realizing around 5.6 in can under the driving of motor, driving.The inside and outside probe at end socket place can move along the curve of end socket, accomplishes the scanning of end socket part.The inside and outside probe at end socket place will remain its axis on normal to a surface when moving.Probe can draw in so that pass in and out the end socket aperture automatically in all, launches so that detect a flaw automatically.Probe is immersed in the water fully in all, and outer probe is the water spraying probe.
Fig. 6 is the structure of crossbeam:
Each half crossbeam is installed on the selective headstock 1 that can move, also can go up and down along line slideway 3.1 separately.Two half crossbeams 4 penetrate from a side ports of housing 3 respectively separately, and dock with the taper tenon fourth of the twelve Earthly Branches back of joining.Crossbeam goes up and down and is realized by hand screw structure assembly, to adapt to the axis height of different size housing, makes it can pass through the housing center pit smoothly.
Beam-ends xsect length and width is less, can pierce into the housing of minimum-value aperture; Crossbeam top xsect length and width is bigger, and the rigidity requirement of segmentation crossbeam splicing rear cross beam has enough inner part installing spaces simultaneously when surveying to satisfy the health check-up that encrusts.Difference installation and moving track 15 so that each probe holder moves along track cross level, is accomplished the detection of current angle in the both sides of crossbeam.There is groove at the top, top of crossbeam 4 along the axis place, to satisfy the needs that the end socket probe rod moved up and down and be withdrawn into crossbeam 4 inner chambers.
Fig. 7 is the structured flowchart of control system, and wherein parts 9 and 11 are respectively outer, the interior probes among Fig. 2, and function is ultrasonic emitting and reception, and 9 and 11 structure is duplicate, and the difference just effect in circuit is different.Parts 7.2,7.5,7.10 and 7.11 are computer peripheral equipments of standard.7.3 be detector device and data processing plate, structure is the pci bus form of standard, function is emission, accepts and the processing ultrasonic signal.7.6 be the industrial computer of standard, it gathers housing condition of the injury data and position coordinates automatically under program directs, shows in real time and preserves condition of the injury data and position coordinates, generates condition of the injury figure and flaw detection report automatically.7.7 be that plate is read in the position, promptly read in computing machine to the mechanical location coordinate of each probe at any time, supply the location defective to use.7.8 be water management and unit for treating water, it is responsible for giving outer probe water spray, gives water-filling in the housing, and couplant promptly is provided; Water spray hydraulic pressure can pass through the manual voltage regulation valve regulation; Secondly 7.8 also to processing such as water filter, guarantees the quality of coupling water.7.9 be the motion control of the non-numerical control electric driver part of crossbeam, support wheel etc.7.4 be the distribution system of system, comprise electrical source of power and control power supply.7.13 be 18 servo-drivers, 36 servomotors 7.14 are driven through state switch 7.18 timesharing.7.15 be Siemens's numerical control main frame, able to programme various motion controls are provided.7.16 be the extreme position protection system of each coordinates of motion, mainly, offer digital control system to the extreme position arriving signal by forming near switch and relay.7.17 be the portable operation box, can hand the position that taking office what is the need for wants, operate the relevant coordinates of motion at any time.
Main control system is with grinding China's (or grinding auspicious) industrial computer, and detector device adopts the card insert type structure, and port number can be prepared arbitrarily.In addition, other switching value, the analog quantity input/output board also is installed in the industrial computer, and the control of water management and water treatment system, non-numerical control coordinate is all passed through these integrated circuit boards and is realized.
Digital control system, three cover Siemens 802D SL comprise Siemens's numerical control main frame 7.15, Siemens's driver 7.13 and motor 7.14.Every cover is with the driving of six coordinates, and three covers can drive the motion of 18 coordinates (axle) simultaneously.Such combined system, cost per unit is lower, and spare part is chosen conveniently, and the Buying Cycle is short, and maintenance (the changing part) cycle is also short, and maintenance cost is also low.
Digital control system is by time segmentation switch operating, and the digital control system of 18 coordinates can drive the motion of 36 coordinates.The coordinate that support member puts in place is called the preparation coordinate, is placed on to prepare the period driving; The moving coordinate of probe scanning is called the scanning coordinate, is placed on the driving of scanning period.Promptly before housing was in place, the digital control system follow procedure drove each support wheel and moves to the position that is fit to this housing, comprised that the height of crossbeam is also confirmed in this process automatically.After the housing lifting put in place, after gear wheel was automatically moved to position (travel switch location), the axial coordinate initial point of housing had confirmed that just after this, digital control system just switches to the flaw detection stage, carries out the driving of popping one's head in the scanning process.
Digital control system drives different object (motor) stage by stage, has realized real Automatic Control, and resource is fully utilized, and digital control system is fixing supporting relatively, provides cost savings again.
Non-numerical control drive system is meant the electric drive system without Siemens 802D control.The folding and unfolding of probe control (also digit control) and the spacing control of various safety etc. in comprising.Position probing adopts near switch, and drive system adopts frequency-conversion and speed-regulation motor or step motor drive.In needing the coordinate of Accurate Position Control, adopt step motor drive, in the coordinate that does not need Accurate Position Control, adopt frequency converter open loop control.
For the ease of Field adjustment, be provided with a suspension type operating case at the scene, the translation of the moving of support wheel, crossbeam, up-down, the folding and unfolding of probe, the rotation of housing etc. can be at the enterprising line operates of suspension operational box.
Electric and automatic control system mainly realizes following function:
(1) drags all moving-members and get into the working position;
(2) control housing automatically and rotate rotating speed adjustable (or step pitch is adjustable);
(3) automatically the control probe moves, and step pitch, translational speed is adjustable;
(4) accomplish the flaw detection scanning of current angle automatically;
(5) be all on the computer display based on interface cartoon analog detection process, touch-button instrument, action message under the Windows XP.
Claims (9)
1. heavy wall composite material casing water coupling ultrasonic ripple automatic flaw detection device is characterized in that, is made up of mechanical scanning system and automatic control system two large divisions;
Said mechanical scanning system comprises two selective headstocks (1), crossbeam (4), inside and outside probe group, platform (8), support wheel (6), line slideway (7), spacing gear wheel (9), rotating mechanism:
1) selective headstock (1): the driving motor of probe and gear train, reductor in the interior dress also are the erection supports of crossbeam (4);
2) crossbeam (4): by about two half crossbeams form, be installed in separately on the selective headstock (1); About two half crossbeams (4) penetrate from a side ports of housing (3) respectively, dock with the taper tenon fourth of the twelve Earthly Branches back of joining;
There is an elongated slot at the top at crossbeam (4) top along the axis place; Probe assembly and motion transmission pole are housed in the crossbeam (4); Each half crossbeam is divided into 2～3 sections again, intersegmentally adds screw through the tenon fourth of the twelve Earthly Branches and connects; Each section crossbeam splices each other, forms the notch cuttype structure; Be provided with moving track (15) in the both sides of crossbeam (4);
3) interior probe group; Probe is divided into two groups in total a plurality of, is installed in respectively on two half crossbeams (4); Probe (13) in the probe (11) and two direct tube sections is arranged in every group of probe in the seal head section, in the seal head section probe (11) can along the axial moving linearly of housing (3), along housing radially moving linearly, rotate and itself take in rotatablely moving in the crossbeam chamber along the end socket camber line; Probe (13) is made axial rectilinear motion and itself is taken in rotatablely moving in the crossbeam chamber along housing respectively in the direct tube section;
4) outer probe group: total a plurality of outer probes are installed in respectively and can move axially along housing (3) outside surface along on the slide carriage that line slideway moves separately; Outer probe is installed on the outer probe rod; Outer probe has water injector; Seal head section pop one's head in outward (10) vertically rectilinear motion, radially rectilinear motion, rotate along the end socket camber line; Outer probe is in the normal direction of seized housing all the time with interior probe; Direct tube section is outer, probe (12) is done rectilinear motion vertically; The driving motor and the reducing gear of all outer probes are installed in platform (8) below;
5) platform (8): the member that is support housing (3); The support wheel (6) that the two coordinates of two rows move is installed on the platform (8); Selective headstock (1), outward the probe and spray module all be installed on the platform (8);
6) support wheel (6): the support wheel of every side is installed on the slide carriage that can move along housing (3) diameter and length direction, and housing (3) one sides are installed driving wheel, and opposite side is installed engaged wheel, but driving wheel rotates by the instruction drive housing (3) of digital control system;
7) line slideway (7): form by guide rail (4.6) and slide block (4.7);
8) spacing gear wheel (9): be used to limit the spacing gear wheel (9) of housing axial motion, be installed on the wheel carrier that can move along two coordinates;
9) driving wheel, engaged wheel rotating mechanism: be installed in the rotating mechanism on the platform, by servomotor, speed reduction unit and above-mentioned 6) are formed;
10) probe holder and probe: pop one's head in---comprise probe (13) in the direct tube section, direct tube section is popped one's head in outward (12) and the seal head section probe---by direct tube section comprise in the seal head section pop one's head in (11), seal head section pop one's head in outward (10) form; Outer probe is installed on the platform line slideway (7), can move axially along housing (3) outside surface; Outer probe has water injector, through the water column and the surface of shell coupling of certain altitude; Seal head section pop one's head in outward (10) can be respectively rectilinear motion, rectilinear motion radially, rotatablely moving vertically along three coordinate motions along the end socket camber line; Direct tube section pop one's head in outward (10) have only the motion of a coordinate, i.e. vertically rectilinear motion.
Said automatic control system comprises following several sections:
1) main control system (7.6) is an industrial computer;
2) detector device system, it comprises detector device and data processing plate (7.3), interior probe (9) and outer probe (11);
3) digital control system comprises numerical control main frame (7.15), driver (7.13) and motor (7.14);
4) water management and unit for treating water (7.8) comprise the regulating device of outer probe water spray pressure and the quantitative water-filling in the housing (3), water cycle, pressurization and filtration unit;
5) non-numerical control electric driver element (7.9), the switching value except that the numerical control system and the control of analog quantity all are included in wherein;
6) plate (7.7) is read in the position, is a multichannel tally.
2. according to the said heavy wall composite material casing of claim 1 water coupling ultrasonic ripple automatic flaw detection device, it is characterized in that: said mechanical scanning system 3) direct tube section in probe rod, its length is adjustablely maybe can change.
3. according to the said heavy wall composite material casing of claim 1 water coupling ultrasonic ripple automatic flaw detection device, it is characterized in that: said mechanical scanning system 4) outer probe rod, be that screw-type is regulated length rod.
4. according to the said heavy wall composite material casing of claim 1 water coupling ultrasonic ripple automatic flaw detection device; It is characterized in that: said mechanical scanning system 1) in the driving motor and the reducing gear of probe; Through 1～2 drive link; The motion of 2～4 coordinates is transferred to probe, and each drive link is accomplished the motion of two coordinates---rectilinear motion, one rotatablely move or two rotatablely move.
5. according to the said heavy wall composite material casing of claim 1 water coupling ultrasonic ripple automatic flaw detection device, it is characterized in that: all probes and mounting rod thereof can draw in automatically.
6. according to the said heavy wall composite material casing of claim 1 water coupling ultrasonic ripple automatic flaw detection device, it is characterized in that: the interior probe of this full-automatic failure detector is immersed in the water, and all outer probes are the automatic water jetting probe.
7. according to the said heavy wall composite material casing of claim 1 water coupling ultrasonic ripple automatic flaw detection device, it is characterized in that: through the motion of three coordinates, outer probe is in seized position normal direction with interior probe all the time.
8. according to the said heavy wall composite material casing of claim 1 water coupling ultrasonic ripple automatic flaw detection device; It is characterized in that: said mechanical scanning system 6) support wheel (6) and 8) eye position gear wheel (9); The main body of wheel is a steel, and outside surface covers flexible material.
9. according to the said heavy wall composite material casing of claim 1 water coupling ultrasonic ripple automatic flaw detection device, it is characterized in that: the numerical control main frame is selected three cover Siemens 802D SL, and every cover is with the driving of six coordinates, and three covers can drive the motion of 18 coordinates (axle) simultaneously; The digital control system of control system is used 34 on motor, 18 of drivers, and 18 drivers drive 34 motor at times.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202535582U CN202372479U (en) | 2011-07-18 | 2011-07-18 | Water coupling ultrasonic automatic flaw detection device for thick-wall composite material housing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202535582U CN202372479U (en) | 2011-07-18 | 2011-07-18 | Water coupling ultrasonic automatic flaw detection device for thick-wall composite material housing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202372479U true CN202372479U (en) | 2012-08-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202535582U Expired - Lifetime CN202372479U (en) | 2011-07-18 | 2011-07-18 | Water coupling ultrasonic automatic flaw detection device for thick-wall composite material housing |
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| Country | Link |
|---|---|
| CN (1) | CN202372479U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103389340A (en) * | 2013-08-01 | 2013-11-13 | 唐山志威科技有限公司 | Automatic flaw detection equipment and method for square and flat material and rod material |
| CN103479387A (en) * | 2013-09-22 | 2014-01-01 | 江苏美伦影像系统有限公司 | Movable rotary type C-scanning system |
| CN105203631A (en) * | 2015-10-12 | 2015-12-30 | 北京大学 | Large-size pipe-shaped structure multi-channel water coupling ultrasonic inspection device and method |
-
2011
- 2011-07-18 CN CN2011202535582U patent/CN202372479U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103389340A (en) * | 2013-08-01 | 2013-11-13 | 唐山志威科技有限公司 | Automatic flaw detection equipment and method for square and flat material and rod material |
| CN103479387A (en) * | 2013-09-22 | 2014-01-01 | 江苏美伦影像系统有限公司 | Movable rotary type C-scanning system |
| CN103479387B (en) * | 2013-09-22 | 2016-08-10 | 江苏美伦影像系统有限公司 | Removable swinging C-scan system |
| CN105203631A (en) * | 2015-10-12 | 2015-12-30 | 北京大学 | Large-size pipe-shaped structure multi-channel water coupling ultrasonic inspection device and method |
| CN105203631B (en) * | 2015-10-12 | 2017-11-28 | 北京大学 | A kind of macrotype tubular structure multichannel water coincidence supersonic detection device and detection method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Xi'an Dingqi Electric Power Electronic Co., Ltd. Document name: Notification to Go Through Formalities Rectification of Restoration of Right |
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| CX01 | Expiry of patent term |
Granted publication date: 20120808 |
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| CX01 | Expiry of patent term |